<div class="tabnav"><ul><li {if $ac=='index'}class="select"{/if}><a href="{tsUrl('feed')}"><span>社区动态</span></a></li><li {if $ac=='my'}class="select"{/if}><a  href="{tsUrl('feed','my')}"><span>我的动态</span></a></li></ul></div><div class="clear"></div>